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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2011
Property, Plant and Equipment  
Property, Plant and Equipment

F.     Property, Plant and Equipment

        Property, plant and equipment consisted of the following as of December 31, 2011 and 2010, respectively (in thousands):

 
  December 31,  
 
  2011   2010  

Land

  $ 360   $ 360  

Buildings and improvements

    11,308     11,163  

Laboratory and production equipment

    7,662     7,424  

Furniture and fixtures

    5,382     4,927  

Construction in process

    86     417  
           

 

    24,798     24,291  

Less—accumulated depreciation

    (15,592 )   (13,056 )
           

Property, plant and equipment, net

  $ 9,206   $ 11,235